<template>
  <div class="xtx-cart-page">
    <div class="container">
      <el-breadcrumb :separator-icon="ArrowRight" class="bread">
        <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
        <el-breadcrumb-item >购物车</el-breadcrumb-item>
      </el-breadcrumb>
      <div class="cart">
        <table>
          <thead>
            <tr>
              <th width="120"><Checkbox @change="checkAll" :modelValue="store.getters['cart/isCheckAll']">全选</Checkbox></th>
              <th width="400">商品信息</th>
              <th width="220">单价</th>
              <th width="180">数量</th>
              <th width="180">小计</th>
              <th width="140">操作</th>
            </tr>
          </thead>
          <!-- 有效商品 -->
          <tbody>
            <tr v-if="store.getters['cart/validList'].length===0">
              <td colspan="6">
                <CartNone />
              </td>
            </tr>
            <tr v-for="item in store.getters['cart/validList']" :key="item.skuId">
              <td>
                <Checkbox @change="$event=>checkOne(item.skuId,$event)" :modelValue="item.selected"  />
              </td>
              <td>
                <div class="goods">
                  <RouterLink :to="`/product/${item.id}`">
                    <img :src="item.picture" alt="">
                  </RouterLink>
                  <div>
                    <p class="name ellipsis">{{item.name}}</p>
                    <!-- 选择规格组件 -->
                    <CartSku @change="$event=>updateCartSku(item.skuId, $event)" :skuId="item.skuId" :attrsText="item.attrsText" />
                  </div>
                </div>
              </td>
              <td class="tc">
                <p>&yen;{{item.nowPrice}}</p>
                <p v-if="item.price-item.nowPrice>0">
                  比加入时降价
                  <span class="red">&yen;{{item.price-item.nowPrice}}</span>
                </p>
              </td>
              <td class="tc">
                <Numbox :max="item.stock" v-model="item.count" />
              </td>
              <td class="tc"><p class="f16 red">&yen;{{item.nowPrice*100*item.count/100}}</p></td>
              <td class="tc">
                <p><a href="javascript:;">移入收藏夹</a></p>
                <p><a @click="deleteCart(item.skuId)" class="green" href="javascript:;">删除</a></p>
                <p><a href="javascript:;">找相似</a></p>
              </td>
            </tr>
          </tbody>
          <!-- 无效商品 -->
          <!-- <tbody>
            <tr><td colspan="6"><h3 class="tit">失效商品</h3></td></tr>
            <tr v-for="item in store.getters['cart/invalidList']" :key="item.skuId">
              <td>
                <div class="goods">
                  <RouterLink to="/"><img src="https://yanxuan-item.nosdn.127.net/13ab302f8f2c954d873f03be36f8fb03.png" alt=""></RouterLink>
                  <div>
                    <p class="name ellipsis">{{item.name}}</p>
                    <p class="attr">{{item.attrsText}}</p>
                  </div>
                </div>
              </td>
              <td class="tc"><p>&yen;200.00</p></td>
              <td class="tc">1</td>
              <td class="tc"><p>&yen;200.00</p></td>
              <td class="tc">
                <p><a @click="deleteCart(item.skuId)" class="green" href="javascript:;">删除</a></p>
                <p><a href="javascript:;">找相似</a></p>
              </td>
            </tr>
          </tbody> -->
        </table>
      </div>
      <!-- 操作栏 -->
      <div class="action">
        <div class="batch">
          <Checkbox @change="checkAll" :modelValue="store.getters['cart/isCheckAll']" >全选</Checkbox>
          <a @click="batchDeleteCart()" href="javascript:;">删除商品</a>
          <a href="javascript:;">移入收藏夹</a>
          <a href="javascript:;">清空失效商品</a>
        </div>
        <div class="total">
          共 {{store.getters['cart/validTotal']}} 件商品，已选择 {{store.getters['cart/selectedTotal']}} 件，商品合计：
          <span class="red">¥{{store.getters['cart/selectedAmount']}}</span>
          <MyButton type="primary" @click="goCheckout()">下单结算</MyButton>
        </div>
      </div>
      <!-- 猜你喜欢 -->
      <GoodRelevant />
    </div>
  </div>
</template>
<script setup>
import GoodRelevant from '@/views/goods/goods-relevant'
import Checkbox from '@/components/checkbox'
import MyButton from '@/components/my-button'
import Numbox from '@/components/numbox'
import { ArrowRight } from '@element-plus/icons-vue'
import { useStore } from 'vuex'
import { useRouter } from 'vue-router'
import CartNone from './cart-none'
import CartSku from './cart-sku'
import swal from 'sweetalert2'

  const store = useStore()
  const router = useRouter()
  // 单选
  const checkOne = (skuId, selected) => {
    store.dispatch('cart/updateCart', { skuId, selected })
  }
  // 全选
  const checkAll = (selected) => {
    store.dispatch('cart/checkAllCart', selected)
  }
  // 删除
  const deleteCart = (skuId) => {
    swal.fire({
      title:'删除',
      text:'您确定从购物车删除该商品吗？',
      icon:'warning',
      showCancelButton: true,
      confirmButtonColor: '#3085d6',
      cancelButtonColor: '#d33',
      confirmButtonText: '确定',
      cancelButtonText:'取消'
    }).then((result) => {
      if (result.value) {
        swal.fire({
          title:'删除成功！',
          text:'购物车中该商品已删除！',
          icon:'success',
          showConfirmButton: false,
          timer: 1500
        })
        store.dispatch('cart/deleteCart', skuId)
      }
    })
  }
  // 批量删除
  const batchDeleteCart = (isClear) => {
    swal.fire({
      title:'删除',
      text:'您确定从购物车删除选中或失效的商品吗？',
      icon:'warning',
      showCancelButton: true,
      confirmButtonColor: '#3085d6',
      cancelButtonColor: '#d33',
      confirmButtonText: '确定',
      cancelButtonText:'取消'
    }).then((result) => {
      if (result.value) {
        swal.fire({
          title:'删除成功！',
          text:'购物车的选中商品已删除！',
          icon:'success',
          showConfirmButton: false,
          timer: 1500
        })
        store.dispatch('cart/batchDeleteCart',isClear)
      }
    })
  }
  // 修改数量
  const changeCount = (skuId, count) => {
    store.dispatch('cart/updateCart', { skuId, count })
  }
  // 修改规格
  const updateCartSku = (oldSkuId, newSku) => {
    store.dispatch('cart/updateCartSku', { oldSkuId, newSku })
  }
  const goCheckout = () => {
    // 1. 判断是否选择有效商品
    // 2. 判断是否已经登录，未登录 弹窗提示
    // 3. 进行跳转 （需要做访问权限控制）
    if (store.getters['cart/selectedTotal'] === 0) return Message({ message: '至少选中一件商品才能结算' })
    if (!store.state.user.profile.token) {
      swal.fire({
        title:'没有权限',
        text:'下单结算需要登录，您是否去登录？',
        icon:'warning',
        showCancelButton: true,
        confirmButtonColor: '#3085d6',
        cancelButtonColor: '#d33',
        confirmButtonText: '确定',
        cancelButtonText:'取消'
      }).then((result) => {
        if (result.value) {
          router.push('/member/checkout')
        }
      })
    } else {
      router.push('/member/checkout')
    }
  }

</script>
<style scoped lang="less">
.bread{
    display: flex;
    padding: 25px 10px;
    // ul li:last-child {}
    // 先找到父元素，找到所有的子元素，找到最后一个，判断是不是LI，是就是选中，不是就是无效选择器
    // ul li:last-of-type {}
    // 先找到父元素，找到所有的类型为li的元素，选中最后一个
    &-item {
      a {
        color: #666;
        transition: all .4s;
        &:hover {
          color: @mainColor;
        }
      }
    }
    i {
      font-size: 12px;
      margin-left: 5px;
      margin-right: 5px;
      line-height: 22px;
      // 样式的方式，不合理
      // &:last-child {
      //   display: none;
      // }
    }
  }
.tc {
  text-align: center;
  .xtx-numbox {
    margin: 0 auto;
    width: 120px;
  }
}
.red {
  color: @priceColor;
}
.green {
  color: @mainColor
}
.f16 {
  font-size: 16px;
}
.goods {
  display: flex;
  align-items: center;
  img {
    width: 100px;
    height: 100px;
  }
  > div {
    width: 280px;
    font-size: 16px;
    padding-left: 10px;
    .attr {
      font-size: 14px;
      color: #999;
    }
  }
}
.action {
  display: flex;
  background: #fff;
  margin-top: 20px;
  height: 80px;
  align-items: center;
  font-size: 16px;
  justify-content: space-between;
  padding: 0 30px;
  .xtx-checkbox {
    color: #999;
  }
  .batch {
    a {
      margin-left: 20px;
    }
  }
  .red {
    font-size: 18px;
    margin-right: 20px;
    font-weight: bold;
  }
}
.tit {
  color: #666;
  font-size: 16px;
  font-weight: normal;
  line-height: 50px;
}
.xtx-cart-page {
  .cart {
    background: #fff;
    color: #666;
    table {
      border-spacing: 0;
      border-collapse: collapse;
      line-height: 24px;
      th,td{
        padding: 10px;
        border-bottom: 1px solid #f5f5f5;
        &:first-child {
          text-align: left;
          padding-left: 30px;
          color: #999;
        }
      }
      th {
        font-size: 16px;
        font-weight: normal;
        line-height: 50px;
      }
    }
  }
}
</style>